Protector plate



FIG. 1 is a perspective view of my design for a protector plate;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof (identical with a right side view);and,

FIG. 5 is a top view thereof (identical with a bottom view).

The ornamental design for a “protector plate”, as shown.